JPS6421514U - - Google Patents
Info
- Publication number
- JPS6421514U JPS6421514U JP1988091518U JP9151888U JPS6421514U JP S6421514 U JPS6421514 U JP S6421514U JP 1988091518 U JP1988091518 U JP 1988091518U JP 9151888 U JP9151888 U JP 9151888U JP S6421514 U JPS6421514 U JP S6421514U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- series
- tuned
- frequency circuit
- responsive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/04—Arrangements for compensating for variations of physical values, e.g. temperature
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
- H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
- H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Amplifiers (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Control Of Electrical Variables (AREA)
- Details Of Television Scanning (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2945546A DE2945546C2 (de) | 1979-11-10 | 1979-11-10 | Schaltungsanordnung für abstimmbare HF-Kreise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6421514U true JPS6421514U (enrdf_load_stackoverflow) | 1989-02-02 |
Family
ID=6085725
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15712180A Pending JPS5685928A (en) | 1979-11-10 | 1980-11-10 | Frequency drift compensating circuit |
| JP1988091518U Pending JPS6421514U (enrdf_load_stackoverflow) | 1979-11-10 | 1988-07-12 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15712180A Pending JPS5685928A (en) | 1979-11-10 | 1980-11-10 | Frequency drift compensating circuit |
Country Status (10)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4402089A (en) * | 1981-09-16 | 1983-08-30 | Rca Corporation | Television tuning system with electronic frequency adjustment apparatus |
| US4494081A (en) * | 1982-05-24 | 1985-01-15 | Rca Corporation | Variable frequency U. H. F. local oscillator for a television receiver |
| FR2547136B1 (fr) * | 1983-06-01 | 1985-07-12 | Labo Electronique Physique | Circuit de stabilisation de la frequence d'un oscillateur libre en fonction de la temperature |
| JPS6221304A (ja) * | 1985-07-22 | 1987-01-29 | Matsushita Electric Ind Co Ltd | 局部発振器 |
| GB2181006A (en) * | 1985-09-28 | 1987-04-08 | Motorola Ltd | Two-way radios |
| US5136807A (en) * | 1990-01-26 | 1992-08-11 | Gro-Max Systems, Inc. | Arrangement for growing plants |
| EP0939488A1 (en) * | 1998-02-02 | 1999-09-01 | Sony International (Europe) GmbH | Voltage controlled tuning cicuit |
| US6991367B2 (en) * | 2003-11-04 | 2006-01-31 | Raytheon Company | Integrated thermal sensor for microwave transistors |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4854850A (enrdf_load_stackoverflow) * | 1971-11-09 | 1973-08-01 | ||
| JPS517003U (enrdf_load_stackoverflow) * | 1974-06-28 | 1976-01-19 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2811647A (en) * | 1956-04-09 | 1957-10-29 | Rca Corp | Oscillator frequency drift compensation arrangement |
| FR1557474A (enrdf_load_stackoverflow) * | 1967-03-30 | 1969-02-14 | ||
| US3428916A (en) * | 1967-04-14 | 1969-02-18 | Bendix Corp | Compensated crystal oscillators |
| CA964735A (en) * | 1971-12-16 | 1975-03-18 | Shinichi Makino | Channel selecting apparatus |
| JPS5087559A (enrdf_load_stackoverflow) * | 1973-12-05 | 1975-07-14 | ||
| US4015218A (en) * | 1974-05-06 | 1977-03-29 | Inventronics, Inc. | Temperature compensated solid-state oscillator |
| JPS5426601A (en) * | 1977-08-01 | 1979-02-28 | Pioneer Electronic Corp | Temperature compensating circuit for varactor |
-
1979
- 1979-11-10 DE DE2945546A patent/DE2945546C2/de not_active Expired
-
1980
- 1980-11-05 AU AU64088/80A patent/AU534345B2/en not_active Ceased
- 1980-11-07 FR FR8023827A patent/FR2469831A1/fr not_active Withdrawn
- 1980-11-07 IT IT68708/80A patent/IT1129824B/it active
- 1980-11-07 BE BE0/202747A patent/BE886092A/fr not_active IP Right Cessation
- 1980-11-07 ES ES496643A patent/ES8201375A1/es not_active Expired
- 1980-11-07 GB GB8035827A patent/GB2062997B/en not_active Expired
- 1980-11-07 AT AT0549180A patent/AT381193B/de not_active IP Right Cessation
- 1980-11-10 JP JP15712180A patent/JPS5685928A/ja active Pending
- 1980-11-10 US US06/205,078 patent/US4369417A/en not_active Expired - Lifetime
-
1988
- 1988-07-12 JP JP1988091518U patent/JPS6421514U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4854850A (enrdf_load_stackoverflow) * | 1971-11-09 | 1973-08-01 | ||
| JPS517003U (enrdf_load_stackoverflow) * | 1974-06-28 | 1976-01-19 |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1129824B (it) | 1986-06-11 |
| GB2062997B (en) | 1984-01-11 |
| AU534345B2 (en) | 1984-01-19 |
| AT381193B (de) | 1986-09-10 |
| US4369417A (en) | 1983-01-18 |
| ES496643A0 (es) | 1981-12-01 |
| AU6408880A (en) | 1981-08-20 |
| BE886092A (fr) | 1981-05-07 |
| ATA549180A (de) | 1986-01-15 |
| DE2945546C2 (de) | 1983-09-29 |
| IT8068708A0 (it) | 1980-11-07 |
| JPS5685928A (en) | 1981-07-13 |
| GB2062997A (en) | 1981-05-28 |
| FR2469831A1 (fr) | 1981-05-22 |
| ES8201375A1 (es) | 1981-12-01 |
| DE2945546A1 (de) | 1981-05-21 |
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